Modularizing your iOS apps

Originally posted here: https://speakerdeck.com/alexandervoronov/modularizing-your-ios-apps

Github link: https://github.com/cocoaheads-kyiv-14-workshop

Воркшоп включает в себя:
- Причины для разделения iOS-приложения на модули
- Инструменты для быстрого и простого разделения
- Подходы при проектировании модульного приложения
- Преимущества и недостатки разделения на модули
- Критерии, которые сигнализируют о том, что лучше вернуться к монолиту

This workshop was made for CocoaHeads Kyiv #14 which took place Oct 6 2018.

Transcript

1. MODULARIZING YOUR IOS APPS WORKSHOP @aleks_voronov • CocoaHeadsKyiv#14
2. AGENDA @aleks_voronov • CocoaHeadsKyiv#14
3. REASONS @aleks_voronov • CocoaHeadsKyiv#14
4. TARGET TEAMS @aleks_voronov • CocoaHeadsKyiv#14
5. QUICKLY INTRODUCE NEW TEAM MEMBERS !" @aleks_voronov • CocoaHeadsKyiv#14
6. INDEPENDENT FEATURES @aleks_voronov • CocoaHeadsKyiv#14
7. COMPLEX CONTEXT @aleks_voronov • CocoaHeadsKyiv#14
8. REUSABLE COMPONENTS @aleks_voronov • CocoaHeadsKyiv#14
9. COMPILATION TIME* * Analyze your code first: -Xfrontend -warn-long-expression-type-checking=200 @aleks_voronov • CocoaHeadsKyiv#14
10. ! BENEFITS @aleks_voronov • CocoaHeadsKyiv#14
11. YOUR TEAM – YOUR RULES ▸ Own processes ▸ Own development flow ▸ Less merge conflicts ▸ Only your changes @aleks_voronov • CocoaHeadsKyiv#14
12. SMALLER FEEDBACK CYCLE ⏱ @aleks_voronov • CocoaHeadsKyiv#14
13. EASIER TO TEST @aleks_voronov • CocoaHeadsKyiv#14
14. EASIER TO REASON ABOUT @aleks_voronov • CocoaHeadsKyiv#14
15. EASIER TO INTEGRATE IN DIFFERENT ENVIRONMENT @aleks_voronov • CocoaHeadsKyiv#14
16. ! EXPERIMENTING ▸ Language ▸ System Design ▸ Technologies @aleks_voronov • CocoaHeadsKyiv#14
17. DRAWBACKS @aleks_voronov • CocoaHeadsKyiv#14
18. INTEGRATIONS @aleks_voronov • CocoaHeadsKyiv#14
19. LESS INVOLVEMENT IN OTHER MODULES ! " @aleks_voronov • CocoaHeadsKyiv#14
20. HOT-PATCHING @aleks_voronov • CocoaHeadsKyiv#14
21. RESOURCES MANAGEMENT @aleks_voronov • CocoaHeadsKyiv#14
22. TIPS & TRICKS @aleks_voronov • CocoaHeadsKyiv#14
23. ! WHERE TO START? ▸ Non Vital ▸ Least Dependent (Analytics, Logging, Utils, Networking) ▸ Just Copy-Paste ▸ Gradually Integrate alongside Original Implementation ▸ Deprecating vs Removing @aleks_voronov • CocoaHeadsKyiv#14
24. WALKING SKELETON FIRST ☠ @aleks_voronov • CocoaHeadsKyiv#14
25. SLOWLY INTRODUCE IT TO YOUR TEAM @aleks_voronov • CocoaHeadsKyiv#14
26. LOCAL ⚔ REPO @aleks_voronov • CocoaHeadsKyiv#14
27. VERSIONING @aleks_voronov • CocoaHeadsKyiv#14
28. CODE REVIEW @aleks_voronov • CocoaHeadsKyiv#14
29. S O L I D ▸ Private / Internal by Default ▸ Add / Open things ONLY when needed ▸ Composition vs Inheritance ▸ Invert Dependencies ▸ Extending vs Changing @aleks_voronov • CocoaHeadsKyiv#14
30. @aleks_voronov • CocoaHeadsKyiv#14
31. TOOLKIT @aleks_voronov • CocoaHeadsKyiv#14
32. GIT SUBMODULES @aleks_voronov • CocoaHeadsKyiv#14
33. SWIFT PACKAGE MANAGER @aleks_voronov • CocoaHeadsKyiv#14
34. CARTHAGE @aleks_voronov • CocoaHeadsKyiv#14
35. COCOAPODS @aleks_voronov • CocoaHeadsKyiv#14
36. ! MONOLITH? @aleks_voronov • CocoaHeadsKyiv#14
37. SMALL PROJECT @aleks_voronov • CocoaHeadsKyiv#14
38. SMALL FEATURE ... @aleks_voronov • CocoaHeadsKyiv#14
39. SMALL FEATURE NOT REUSABLE UTILITY @aleks_voronov • CocoaHeadsKyiv#14
40. FEATURE & PROJECT ARE TIGHTLY COUPLED ! @aleks_voronov • CocoaHeadsKyiv#14
41. FEATURE STAGE DEVELOPMENT → SUPPORTING ! @aleks_voronov • CocoaHeadsKyiv#14
42. YOU’RE A SMALL STARTUP IN ITS EARLY STAGE @aleks_voronov • CocoaHeadsKyiv#14
43. LET'S CODE! GITHUB.COM/COCOAHEADS-KYIV-14-WORKSHOP @aleks_voronov • CocoaHeadsKyiv#14
44. THANKS! @ALEKS_VORONOV @aleks_voronov • CocoaHeadsKyiv#14